nLab
endomorphism ring

Context

Algebra

Category theory

Contemts

Definition

In an Ab-enriched category an endomorphism monoid is a monoid in Ab and hence a ring: the endomorphism ring.

In a linear category this is an associative algebra over the ground ring, the endomorphism algebra.

Revised on May 27, 2014 02:15:39 by Urs Schreiber (82.136.246.44)